diff --git a/.github/workflows/benchmark.yml b/.github/workflows/benchmark.yml
index 4b64245d3..5f0eef317 100644
--- a/.github/workflows/benchmark.yml
+++ b/.github/workflows/benchmark.yml
@@ -23,7 +23,7 @@ jobs:
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v2
         with:
-          python-version: '3.8'
+          python-version: '3.9'
       - name: Install dependencies
         run: |
           sudo apt update -y
diff --git a/.github/workflows/build-gpu.yml b/.github/workflows/build-gpu.yml
index 729f43a0d..54772dfd3 100644
--- a/.github/workflows/build-gpu.yml
+++ b/.github/workflows/build-gpu.yml
@@ -15,7 +15,7 @@ jobs:
         shell: bash -l {0}
     strategy:
       matrix:
-        python-version: ["3.8", "3.9", "3.10"]
+        python-version: ["3.9", "3.10"]
 
     steps:
       - uses: actions/checkout@v2
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 0f90fe558..bb966594a 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.9", "3.10", "3.11"]
 
     steps:
     - uses: actions/checkout@v2
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 984cd7295..2c1b1b723 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -15,7 +15,7 @@ jobs:
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v2
       with:
-        python-version: '3.8'
+        python-version: '3.9'
     - name: Install dependencies
       run: |
         sudo apt update -y
diff --git a/.github/workflows/wheels.yml b/.github/workflows/wheels.yml
index 57284492e..bdb0fd108 100644
--- a/.github/workflows/wheels.yml
+++ b/.github/workflows/wheels.yml
@@ -17,7 +17,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [3.8]
+        python-version: [3.9]
 
     steps:
     - uses: actions/checkout@v2
@@ -45,7 +45,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest]
-        python-version: ["3.8", "3.9", "3.10", "3.11"]
+        python-version: ["3.9", "3.10", "3.11"]
     runs-on: ${{ matrix.os }}
     steps:
       # checkout repo to subdirectory to get access to scripts
@@ -77,7 +77,7 @@ jobs:
     needs: ['build']
     strategy:
       matrix:
-        python-version: ["3.8", "3.9"]
+        python-version: ["3.9"]
     steps:
       # checkout repo to subdirectory to get access to scripts
       - uses: actions/checkout@v2
diff --git a/.mergify.yml b/.mergify.yml
index c60d04cf1..0c58a820d 100644
--- a/.mergify.yml
+++ b/.mergify.yml
@@ -2,9 +2,9 @@ queue_rules:
   - name: default
     conditions:
       - base=main
-      - status-success=build (3.8)
       - status-success=build (3.9)
       - status-success=build (3.10)
+      - status-success=build (3.11)
       - status-success=win_build (3.9)
       - approved-reviews-by=@pystatgen/committers
       - "#approved-reviews-by>=1"
@@ -14,9 +14,9 @@ pull_request_rules:
   - name: automatic merge
     conditions:
       - base=main
-      - status-success=build (3.8)
       - status-success=build (3.9)
       - status-success=build (3.10)
+      - status-success=build (3.11)
       - status-success=win_build (3.9)
       - approved-reviews-by=@pystatgen/committers
       - "#approved-reviews-by>=1"
diff --git a/docs/getting_started.rst b/docs/getting_started.rst
index bf09df2b9..d549af2df 100644
--- a/docs/getting_started.rst
+++ b/docs/getting_started.rst
@@ -10,7 +10,7 @@ Getting Started
 Installation
 ------------
 
-You can install sgkit with pip. Python 3.8, 3.9, or 3.10 is required::
+You can install sgkit with pip. Python 3.9, 3.10, or 3.11 is required::
 
     $ pip install sgkit
 
diff --git a/setup.cfg b/setup.cfg
index ad399e2d1..179dce270 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -16,7 +16,6 @@ classifiers =
     Intended Audience :: Science/Research
     Programming Language :: Python
     Programming Language :: Python :: 3
-    Programming Language :: Python :: 3.8
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
     Programming Language :: Python :: 3.11
@@ -26,7 +25,7 @@ classifiers =
 packages = sgkit
 zip_safe = False  # https://mypy.readthedocs.io/en/latest/installed_packages.html
 include_package_data = True
-python_requires = >=3.8
+python_requires = >=3.9
 install_requires =
     numpy
     xarray